________________http://www.yubico.com/news/101012/

________________http://fedoraproject.org/wiki/Infrastructure/Yubikey

*Fedora uses YubiKey for strong two-factor authentication

The Fedora Project, a Red Hat sponsored and community-supported open source collaboration, has integrated support into its infrastructure services for YubiKey, the open source authentication key by Yubico.

The YubiKeys are also used by Fedora’s core team members for securing access to high security hosts.

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Fedora users can use discount code "Fedora20" for a 20% discount for orders less then 10 yubikeys From October 12th to December 1st 2010.